Routine Maintenance: Detectors
Maintaining a flame ionization detector (FID)
Released: March 2004 6850 Series II GC User Information page 196 of 256
5. Lift out the collector. The upper insulator may be attached to the collector.
You may need to use the tweezers to grasp the collector.
6. Remove the three screws that hold the collector bottom assembly in place.
Lift off the assembly. Remove the lower insulator from the bottom
assembly. You may need to use the forceps to grab it.
Cleaning the collector
1. Fill the ultrasonic cleaning bath with aqueous detergent, and place the two
insulators and the collector in the bath. Ultrasonically clean for 5 minutes.
Knurled nut
Top assembly
Insulator
Collector
Collector bottom
assembly